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CLIFFS NAT RES INC
CLIFFS NAT RES INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 5 Institutional holders with a total value of $12,683,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 1,059,200 7,563,000 59.63% Call
2 CITADEL ADVISORS LLC 411,200 2,936,000 23.15% Call
3 Timber Hill LLC 243,900 1,741,000 13.73% Call
4 Virtu KCG Holdings LLC 57,100 408,000 3.22% Call
5 SIMPLEX TRADING, LLC 912 35,000 0.28% Call

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.